package com.suep.system.service;

import com.suep.system.domain.User;

import java.util.List;

public interface IUserService {
    Integer insertUser(User user);
    User selectUserById(Long id);
    List<User> selectAllUsers();
    Integer updateUser(User user);
    Integer deleteUserById(Long id);
    User selectUserByUsername(String username);
}
